setting permanent fonts in mail
How can I make sure the font size comes up at size 14 everytime I use the email?
iMac, OS X Mountain Lion (10.8.4)
Mail.app > Mail > Preferences > Fonts & Colors > select your preferences
FWIW, remote mail clients that are explicitly using the plain-text versions won't honor the sender's HTML settings. You can adjust your own settings, but the remote clients used by the recipients can choose to ignore or to override those settings.